Mixing Safety & Performance
We are the leader in WaterView Products
Temperature Control Valves
Mixing Safety & Performance
We are the leader in WaterView Products
Temperature Control Valves
Mixing Safety & Performance
We are the leader in Water Temperature Control ValvesView Products
Mixing Safety & Performance
We are the leader in WaterView Products
Temperature Control Valves
Mixing Safety & Performance
We are the leader in WaterProducts
Temperature Control Valves
At Leonard Valve Company, our passion is to provide safe tempered water for our customers and their applications.
Since delivering our first thermostatic mixing valve over 100 years ago, we have focused exclusively on designing and manufacturing the highest quality water temperature control valves in America. At Leonard Valve Company, craftsmanship isn't a lost art – it's something we do every day.
Meet "The Neutron"
Digital Emergency Mixing Valve
Learn More About Our Proton Digital Master Mixing Valves
ASSE Standards
American Society of Sanitary Engineers publishes product standards of safety for plumbing systems. There are 5 major standards for mixing hot and cold water. Four of these standards are mentioned specifically in both the IPC and UPC Plumbing codes as well as the four states that use their own codes (California, Illinois, Wisconsin, and New Jersey). Commercial building require ASSE certified valves. Click below to understand how and when to use these valves. As always, you may contact a Leonard Sales/Engineering Specialist for assistance.
Service
Building Quality Mixing Valves is what we do at Leonard. At the same time we offer the industries best Service. It starts with the Best Engineers, followed by the most technically knowledgeable Regional Sales Managers, topped off with the industries best Specification Reps. Our team of experts are easily accessible and have decades of market experience and knowledge on Mixing Valves and Mixing Valve Systems.
Understanding Recirculation
Every building is different and all manufacturers of mixing valves pipe recirculation uniquely. We have a video to help explain the basic design of a tempered recirculation system with a Master Mixer. This video will help the plumbing professional select the proper piping method for the job.
Installs
Our expert team of sales engineers can help you with all stages of your project — valve design & selection, plumbing & building code and specification assistance. Some of our professional installs are shown here.